Richard Champernowne
Richard was born on June 29th, 1344 in Suddon Manor, Somerset, Eng.  He died at the age of 74 on January 20th, 1419 in England.

 Katherine Daubeny
Katherine was born in 1363 in England.  She died before 1419 in England.

 Margaret Champernowne
Margaret was born about 1395 in England.